obama not only knew him but he lived with him. the question is, is this a big deal? we're talking about it right now to break it down a historian at princeton and david gergen who joins us from atlanta, he is a cnn senior political analyst and a former white house adviser to four presidents. gentlemen, thank you for being here. david, let's start with you. you know what it's like to work at a white house and deal with media questions especially on sensitive issues, how, however, does a white house put out false information like it did on the president's relationship to an uncle? >> well, let me say for beginners, i don't think this is a big deal. i think it's a modest deal. i think it reflerkts a sloppiness within the white house operation. but we've had other presidents who have had relatives who have rather inconvenient histories, let us say, and there's always been a fairly strong effort by the white house staff to distance the president from that inconvenient relative if possible. that seems to what has gone on here. what is odd is that the president must have kn